Lotus Films Internacional S.A.

A version of "Zorro" (fox in Spanish) but this time is a wolf... and black, located in California in mid-nineteenth century

Marilyne, a young French girl, is studying in Paris, where she lives a quiet and peaceful life in the company of Herve, a young faculty member. Her life is altered by the behavior of her mother Paula, a woman immersed in vice and corruption, dominated by an easy disposition to love the young people who come to her. Arrangement that leads her to feel a deep passion for her daughter's boyfriend, thus breaking the tranquility of the two young people.

Black Wolf is forced again to fight his rival, who now has been appointed California Governor. Against such power, the lonely 'wolf' fights a duel to the death.

The life and tragical death of the young Spanish poet Miguel Hernández.